Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Want to be Smarter With Your Money? Join our mailing list and get news and info to support your financial goals. First Name Last Name Email Address Thank you! Oops! Related Content Saving for College This calculator can help you estimate how much you should be saving for college. Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next.